Mechanical mouse: Mouse whose case contains a movable rubber ball underneath to direct the movements of the pointer on the screen.
Ball: Movable sphere that moves over a flat surface (usually a mouse pad) to make the pointer move on the screen.
Lock dial: Removable part that surrounds the ball and closes the mouse case.
Roller: Device that detects the ball’s movements and transmit them to the computer.
Cable: Flexible cable containing the conductors by which the mouse is attached to the computer.
Mouse pad: Smooth antiskid surface over which the mouse moves.
Theo Visual Dictionary
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